Dyes for ink jet printing
US5989326A · kind A · utility
6Cited by
6References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 3, 1998 |
| Grant date | Nov 23, 1999 |
| Priority date | — |
| Expiry date | Feb 3, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09B67/0055
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disazo dyes formula (VIII) ##STR1## or of formula (IX) ##STR2## Where A, R.sub.1, R.sub.2, n and M are as defined in the specification are excellent dyes for ink jet printing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.